A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5960-01-100-0089
NSN 5855-01-323-5394
NSN 5998-01-368-7371
NSN 6645-00-849-4429
NSN 6220-01-371-0513
NSN 5930-00-294-9189
NSN 5960-01-048-8228
NSN 5960-01-507-9112
NSN 6645-00-143-1567
NSN 6645-00-474-5689
NSN 6110-01-478-4084
NSN 6610-01-424-6946